Natural or artificial gemstone or ornamental object made of glass



FIG. 1 is a bottom view of an ornamental design for a natural or artificial gemstone or ornamental object made of glass showing my new design;

FIG. 2 is a left side view;

FIG. 3 is a top view;

FIG. 4 is a right side view;

FIG. 5 is a front view;

FIG. 6 is a rear view;

FIG. 7 is an oblique view;

FIG. 8 is a bottom view of an ornamental design for a natural or artificial gemstone or ornamental object made of glass showing a second embodiment of my new design;

FIG. 9 is a left side view of FIG. 8;

FIG. 10 is a top view of FIG. 8;

FIG. 11 is a right side view of FIG. 8;

FIG. 12 is a front view of FIG. 8;

FIG. 13 is a rear view of FIG. 8; and,

FIG. 14 is an oblique view of FIG. 8. 

The ornamental design for a natural or artificial gemstone or ornamental object made of glass, as shown and described. 